Part of making healthy choices is knowing what kinds of things to avoid. From harmful household cleaners to cigarettes to more harmful substances such as drugs, this book arms young people with the knowledge they need to stay safe.
Describes the characteristics, functions, and kinds of bacteria, how some keep us healthy and others make us sick, and research done by scientists in using bacteria to improve the quality of human life.
Offers students an introduction to bacteria, exploring how they move, feed, and reproduce, what they are used for, and how the human body protects itself from different types of bacteria.
Sam the friendly germ is forced to fight in Queen Bacteria's army when the boy in the striped pajamas forgets to wash his hands, but when he meets the girl soldier from the Antibod army he discovers that he has a choice.